Construction method for putting tunnel shield into hole in special stratum

The invention relates to a construction method for putting a tunnel shield into a hole in a special stratum, which is characterized by comprising the following steps: before putting the tunnel shield into the hole, approaching the tunnel shield to a tunnel portal gradually; injecting a bi-liquid gro...

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Bibliographic Details
Main Authors WANG KAIHUA, CAI GUOLIANG, SHEN DEFA, JIN FUQIANG
Format Patent
LanguageChinese
English
Published 03.03.2010
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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